/*
 * Copyright (C) 2010 M. Hautle.
 * 
 * This file is part of SimpleEL.
 * 
 * SimpleEL is free software: you can redistribute it and/or modify it under the terms of the GNU Lesser General Public License as published by the Free
 * Software Foundation, either version 3 of the License, or (at your option) any later version.
 * 
 * SimpleEL is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A
 * PARTICULAR PURPOSE. See the GNU Lesser General Public License for more details.
 * 
 * You should have received a copy of the GNU Lesser General Public License along with SimpleEL. If not, see <http://www.gnu.org/licenses/>.
 */
package ch.simpleel.accessors;

import java.beans.*;

/**
 * Exception thrown by an {@link IValueAccessor} if a value access fails.<br>
 * You may catch this exception to extract wrapped exceptions (like {@link PropertyVetoException}s).
 * 
 * @author M. Hautle
 */
public class ValueAccessException extends RuntimeException {
    /** The path which was tried to access. */
    private final String path;

    /**
     * Default constructor.
     * 
     * @param path The path which was tried to access
     * @param cause The error cause
     */
    public ValueAccessException(String path, Exception cause) {
        super("An error occourd while trying to access " + path, cause);
        this.path = path;
    }

    /**
     * {@inheritDoc}
     */
    @Override
    public Exception getCause() {
        return (Exception) super.getCause();
    }

    /**
     * Returns the path which was tried to access.
     * 
     * @return The path
     */
    public String getPath() {
        return path;
    }
}
